diff --git a/app/assignment/upsertAssignment.tsx b/app/assignment/upsertAssignment.tsx
index f022ae4..284b6f7 100644
--- a/app/assignment/upsertAssignment.tsx
+++ b/app/assignment/upsertAssignment.tsx
@@ -1,6 +1,5 @@
 import { defaultStyles } from '@/constants/defaultStyles';
 import * as AsyncStorage from '@/lib/asyncStorage';
-import { CheckSubjectCompletion } from '@/lib/progress';
 import { supabase } from '@/lib/supabase';
 import * as Notifications from 'expo-notifications';
 import { router, Stack, useLocalSearchParams } from 'expo-router';
@@ -189,12 +188,6 @@ export default function UpsertAssignment() {
       savedAssignment.isCompleted
     );
 
-    try {
-      await CheckSubjectCompletion(subjectId);
-    } catch {
-      Alert.alert('Failed to update subject status');
-    }
-
     SetIsSaving(false);
 
     if (!isEditMode && isSetupFlow) {
diff --git a/app/assignment/viewDetailsAssignment.tsx b/app/assignment/viewDetailsAssignment.tsx
index 554b09a..56bab5c 100644
--- a/app/assignment/viewDetailsAssignment.tsx
+++ b/app/assignment/viewDetailsAssignment.tsx
@@ -1,5 +1,5 @@
 import { formatDate, formatDateTime } from '@/lib/date';
-import { CheckAssignmentCompletion, CheckSubjectCompletion } from '@/lib/progress';
+import { CheckAssignmentCompletion } from '@/lib/progress';
 import { getSubjectColorSet, type SubjectColor } from '@/lib/subjectColors';
 import { supabase } from '@/lib/supabase';
 import type { Assignment, Task } from '@/lib/types';
@@ -124,16 +124,6 @@ export default function ViewDetailsAssignment() {
 
             Alert.alert("Assignment deleted successfully!");
 
-            const sId = assignment?.sId;
-
-            if (sId) {
-              try {
-                await CheckSubjectCompletion(sId);
-              } catch {
-                Alert.alert("Failed to update subject status");
-              }
-            }
-
             router.back();
           }
         }
diff --git a/app/subject/viewDetailsSubject.tsx b/app/subject/viewDetailsSubject.tsx
index cf27a22..c399c1f 100644
--- a/app/subject/viewDetailsSubject.tsx
+++ b/app/subject/viewDetailsSubject.tsx
@@ -1,5 +1,4 @@
 import { formatDate, formatDateTime } from '@/lib/date';
-import { CheckSubjectCompletion } from '@/lib/progress';
 import { SUBJECT_COLORS, type SubjectColor } from '@/lib/subjectColors';
 import { supabase } from '@/lib/supabase';
 import type { Assignment } from '@/lib/types';
@@ -102,12 +101,6 @@ export default function ViewDetailsSubject() {
       return;
     }
 
-    try {
-      await CheckSubjectCompletion(assignment.sId);
-    } catch {
-      Alert.alert('Failed to update subject status');
-    }
-
     await GetAssignments(assignment.sId);
     await GetSubject(assignment.sId);
   };
@@ -181,14 +174,6 @@ export default function ViewDetailsSubject() {
               return;
             }
 
-            if (subjectId) {
-              try {
-                await CheckSubjectCompletion(subjectId);
-              } catch {
-                Alert.alert('Failed to update subject status');
-              }
-            }
-
             await GetAssignments(subjectId);
             await GetSubject(subjectId);
 
diff --git a/lib/progress.ts b/lib/progress.ts
index 7ab2507..0198d36 100644
--- a/lib/progress.ts
+++ b/lib/progress.ts
@@ -13,17 +13,3 @@ export async function CheckAssignmentCompletion(aId: string) {
 
   if (updateError) throw updateError;
 }
-
-export async function CheckSubjectCompletion(sId: string) {
-  const { data, error } = await supabase.from("assignments").select("aId, isCompleted").eq("sId", sId);
-
-  if (error) throw error;
-
-  const assignments = data ?? [];
-
-  const allCompleted = assignments.length > 0 && assignments.every((assignment) => assignment.isCompleted === true);
-
-  const { error: updateError } = await supabase.from("subjects").update({ isActive: allCompleted, lastChanged: new Date().toISOString()}).eq("sId", sId);
-
-  if (updateError) throw updateError;
-}
\ No newline at end of file